\centering
\begin{tabular}[t]{lcc}
\toprule
\multicolumn{1}{c}{ } & \multicolumn{2}{c}{Dep var: Follow-up survey completed (=1)} \\
\cmidrule(l{3pt}r{3pt}){2-3}
\multicolumn{1}{c}{ } & \multicolumn{1}{c}{\makecell[c]{3-person discussion sample\\(Phase 1 + 2)}} & \multicolumn{1}{c}{Rights videos (all participants)} \\
\cmidrule(l{3pt}r{3pt}){2-2} \cmidrule(l{3pt}r{3pt}){3-3}
  & (1) & (2)\\
\midrule
3-person discussion & \num{-0.001} & \\
 & (\num{0.010}) [\num{0.881}] & \\
Rights messaging video &  & \num{0.000}\\
 &  & (\num{0.010}) [\num{1.000}]\\
Legal rights video &  & \num{0.005}\\
 &  & (\num{0.010}) [\num{0.581}]\\
\midrule
Num. observations & \num{2249} & \num{3397}\\
Num. participants & \num{2249} & \num{3397}\\
Num. groups & \num{751} & \num{1134}\\
Outcome mean: No discuss. (priv.) & \num{0.96} & \\
Outcome mean: Control vid. &  & \num{0.95}\\
\bottomrule

\end{tabular}

